Home / 1,088,332.79-1,632,536.04-289,615.10

Finding the Fourth Proportional to 1,088,332.79, 1,632,536.04 and 289,615.10

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Solution

The fourth proportional to 1,088,332.79, 1,632,536.04 and 289,615.10 is: 434,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,332.79 : 1,632,536.04 = 289,615.10 : x
  2. Step 2: Convert to fraction form
    1,088,332.79/1,632,536.04 = 289,615.10/x
  3. Step 3: Cross multiply
    1,088,332.79x = 1,632,536.04 × 289,615.10
  4. Step 4: Simplify right side
    1,088,332.79x = 472,807,080,315.52
  5. Step 5: Solve for x
    x = 472,807,080,315.52/1,088,332.79
  6. Step 6: Final answer
    x = 434,432.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.